Home / 17,543.06-26,318.70-11,999.02

Finding the Fourth Proportional to 17,543.06, 26,318.70 and 11,999.02

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Solution

The fourth proportional to 17,543.06, 26,318.70 and 11,999.02 is: 18,001.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,543.06 : 26,318.70 = 11,999.02 : x
  2. Step 2: Convert to fraction form
    17,543.06/26,318.70 = 11,999.02/x
  3. Step 3: Cross multiply
    17,543.06x = 26,318.70 × 11,999.02
  4. Step 4: Simplify right side
    17,543.06x = 315,798,416.09
  5. Step 5: Solve for x
    x = 315,798,416.09/17,543.06
  6. Step 6: Final answer
    x = 18,001.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.